From owner-freebsd-current@freebsd.org Sat Feb 27 14:32:01 2021 Return-Path: Delivered-To: freebsd-current@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 92920548166 for ; Sat, 27 Feb 2021 14:32:01 +0000 (UTC) (envelope-from SRS0=Cses=H5=FreeBSD.org=otis@ns2.wilbury.net) Received: from ns2.wilbury.net (ns2.wilbury.net [92.60.51.55]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "svc.wilbury.net", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4DnprJ4h6fz3Bpr for ; Sat, 27 Feb 2021 14:32:00 +0000 (UTC) (envelope-from SRS0=Cses=H5=FreeBSD.org=otis@ns2.wilbury.net) Received: from chemex.owhome.lan (gw-upc.owhome.net [188.167.168.254]) (Authenticated sender: juraj@lutter.sk) by svc.wilbury.net (Postfix) with ESMTPSA id 1811D45CFD0 for ; Sat, 27 Feb 2021 15:31:59 +0100 (CET) From: Juraj Lutter Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (Mac OS X Mail 13.4 \(3608.120.23.2.4\)) Subject: Re: -CURRENT panics in NFS Date: Sat, 27 Feb 2021 15:31:58 +0100 References: To: freebsd-current In-Reply-To: Message-Id: <560DD7DF-B1C0-432B-BFCA-9D00819E0C28@FreeBSD.org> X-Mailer: Apple Mail (2.3608.120.23.2.4) X-Rspamd-Queue-Id: 4DnprJ4h6fz3Bpr X-Spamd-Bar: - Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=none (mx1.freebsd.org: domain of SRS0=Cses=H5=FreeBSD.org=otis@ns2.wilbury.net has no SPF policy when checking 92.60.51.55) smtp.mailfrom=SRS0=Cses=H5=FreeBSD.org=otis@ns2.wilbury.net X-Spamd-Result: default: False [-1.28 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; MV_CASE(0.50)[]; TO_DN_ALL(0.00)[]; NEURAL_HAM_SHORT(-0.98)[-0.984]; FORGED_SENDER(0.30)[otis@FreeBSD.org,SRS0=Cses=H5=FreeBSD.org=otis@ns2.wilbury.net]; MIME_TRACE(0.00)[0:+]; RBL_DBL_DONT_QUERY_IPS(0.00)[92.60.51.55:from]; ASN(0.00)[asn:44185, ipnet:92.60.48.0/22, country:SK]; R_DKIM_NA(0.00)[]; MID_RHS_MATCH_FROM(0.00)[]; TO_DOM_EQ_FROM_DOM(0.00)[]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; FROM_NEQ_ENVFROM(0.00)[otis@FreeBSD.org,SRS0=Cses=H5=FreeBSD.org=otis@ns2.wilbury.net]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; MIME_GOOD(-0.10)[text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-current@freebsd.org]; AUTH_NA(1.00)[]; RCPT_COUNT_ONE(0.00)[1]; SPAMHAUS_ZRD(0.00)[92.60.51.55:from:127.0.2.255]; DMARC_NA(0.00)[FreeBSD.org]; R_SPF_NA(0.00)[no SPF record]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[]; MAILMAN_DEST(0.00)[freebsd-current] X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 27 Feb 2021 14:32:01 -0000 And a kgdb backtrace: (kgdb) bt #0 __curthread () at /usr/src/sys/amd64/include/pcpu_aux.h:55 #1 doadump (textdump=3Dtextdump@entry=3D0) at = /usr/src/sys/kern/kern_shutdown.c:399 #2 0xffffffff804c7b2a in db_dump (dummy=3D, = dummy2=3D, dummy3=3D, dummy4=3D) = at /usr/src/sys/ddb/db_command.c:575 #3 0xffffffff804c78ee in db_command (last_cmdp=3D, = cmd_table=3D, dopager=3Ddopager@entry=3D1) at = /usr/src/sys/ddb/db_command.c:482 #4 0xffffffff804c762d in db_command_loop () at = /usr/src/sys/ddb/db_command.c:535 #5 0xffffffff804cac36 in db_trap (type=3D, = code=3D) at /usr/src/sys/ddb/db_main.c:270 #6 0xffffffff80c59d04 in kdb_trap (type=3Dtype@entry=3D3, = code=3Dcode@entry=3D0, tf=3D, = tf@entry=3D0xfffffe00d01c3d40) at /usr/src/sys/kern/subr_kdb.c:727 #7 0xffffffff810bc1ee in trap (frame=3D0xfffffe00d01c3d40) at = /usr/src/sys/amd64/amd64/trap.c:576 #8 #9 kdb_enter (why=3D0xffffffff812accc9 "panic", msg=3D) = at /usr/src/sys/kern/subr_kdb.c:506 #10 0xffffffff80c0d5d2 in vpanic (fmt=3D, ap=3D, ap@entry=3D0xfffffe00d01c3ea0) at = /usr/src/sys/kern/kern_shutdown.c:907 #11 0xffffffff80c0d363 in panic (fmt=3D0xffffffff81e9a178 = "\177\256&\201\377\377\377\377") at = /usr/src/sys/kern/kern_shutdown.c:843 #12 0xffffffff80cd6d74 in cache_enter_time (dvp=3D0xfffff80079321e00, = vp=3D0xfffff80079321e00, cnp=3Dcnp@entry=3D0xfffffe00d01c4030, = tsp=3Dtsp@entry=3D0xfffffe00d01c40e0, dtsp=3D) at /usr/src/sys/kern/vfs_cache.c:2274 #13 0xffffffff80ae2bd6 in nfsrpc_readdirplus (vp=3D, = vp@entry=3D0xfffff80079321e00, uiop=3D, = uiop@entry=3D0xfffffe00d01c4540, cookiep=3Dcookiep@entry=3D0xfffffe00d01c44e0, = cred=3Dcred@entry=3D0xfffff80079307e00, p=3D, = p@entry=3D0xfffffe00de06be00, nap=3Dnap@entry=3D0xfffffe00d01c4400, attrflagp=3D0xfffffe00d01c44f0, eofp=3D0xfffffe00d01c44f4, = stuff=3D0x0) at /usr/src/sys/fs/nfsclient/nfs_clrpcops.c:3766 #14 0xffffffff80aed4ec in ncl_readdirplusrpc = (vp=3Dvp@entry=3D0xfffff80079321e00, uiop=3Duiop@entry=3D0xfffffe00d01c454= 0, cred=3D0xfffff80079307e00, td=3Dtd@entry=3D0xfffffe00de06be00) at /usr/src/sys/fs/nfsclient/nfs_clvnops.c:2490 #15 0xffffffff80afdc93 in ncl_doio (vp=3Dvp@entry=3D0xfffff80079321e00, = bp=3Dbp@entry=3D0xfffffe000ee1c610, cr=3D0xfffffe00d01c3d00, = cr@entry=3D0xfffff80079307e00, td=3Dtd@entry=3D0xfffffe00de06be00, called_from_strategy=3Dcalled_from_strategy@entry=3D0) at = /usr/src/sys/fs/nfsclient/nfs_clbio.c:1686 #16 0xffffffff80afce3c in ncl_bioread (vp=3D, = vp@entry=3D0xfffff80079321e00, uio=3D, = ioflag=3Dioflag@entry=3D0, cred=3D) at /usr/src/sys/fs/nfsclient/nfs_clbio.c:604 #17 0xffffffff80af1baf in nfs_readdir (ap=3Dap@entry=3D0xfffffe00d01c4918)= at /usr/src/sys/fs/nfsclient/nfs_clvnops.c:2383 #18 0xffffffff80ce490f in vop_sigdefer (vop=3D, = a=3D0xfffffe00d01c4918) at /usr/src/sys/kern/vfs_default.c:1471 #19 0xffffffff81181f38 in VOP_READDIR_APV (vop=3D0xffffffff81af00d8 = , a=3Da@entry=3D0xfffffe00d01c4918) at vnode_if.c:1939 #20 0xffffffff80d0b23b in VOP_READDIR (vp=3D0xfffff80079321e00, = uio=3D0xfffffe00d01c48d0, cred=3D, = eofflag=3D0xfffffe00d01c48cc, ncookies=3D0x0, cookies=3D0x0) at = ./vnode_if.h:985 #21 kern_getdirentries (td=3D, fd=3D, = buf=3D0x801851000 , = count=3D4096, basep=3Dbasep@entry=3D0xfffffe00d01c49b0, residp=3Dresidp@entry=3D0x0, bufseg=3DUIO_USERSPACE) at = /usr/src/sys/kern/vfs_syscalls.c:4142 #22 0xffffffff80d0b449 in sys_getdirentries (td=3D0xffffffff81e9a178 = , uap=3D0xfffffe00de06c1e8) at = /usr/src/sys/kern/vfs_syscalls.c:4089 #23 0xffffffff810bd00e in syscallenter (td=3D) at = /usr/src/sys/amd64/amd64/../../kern/subr_syscall.c:189 #24 amd64_syscall (td=3D0xfffffe00de06be00, traced=3D0) at = /usr/src/sys/amd64/amd64/trap.c:1156 #25 #26 0x00000008012a83fa in ?? () Backtrace stopped: Cannot access memory at address 0x7fffffffd928 =E2=80=94 Juraj Lutter XMPP: juraj (at) lutter.sk GSM: +421907986576 > On 27 Feb 2021, at 15:18, Juraj Lutter wrote: >=20 > Reliably reproducible: >=20